[Lowfer] HF data burst

[Dexter McIntyre W4DEX]

David L. Wilson wrote:
> Sounds pretty much like one of the modes of an ionosphere sounder.  There
> are ones operated by Lincoln Labs in MA and also one in Wallops Island.  I
> have monitored both up close.  They are not very high powered and basically
> vertical so you generally have to somewhat close to one except in unusual
> conditions ( I hear Wallops Is. here in Fredericksburg, VA and occasion the
> one in MA.)   I will e-mail you a waterfall capture of one.
>
>
>   
Thanks David!  That's a perfect fit for what I've been hearing.  The 
signal is always stronger during the day on a 60M dipole compared to a 
60M 1/4 wave vertical.  The dipole has an elevated reflector about 12 
feet below producing a bit higher angle pattern.

Dex